Portable printer



FIG. 1 is a perspective view of a portable printer showing our new design;

FIG. 2 is a left side elevational view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a right side elevational view thereof;

FIG. 5 is a rear elevational view thereof;

FIG. 6 is a front elevational view thereof; and,

FIG. 7 is an enlarged fragmentary perspective view of FIG. 1 showing the cover in open position.

The broken lines in FIG. 7 are for purposes of illustration only and form no part of the claimed design. 

The ornamental design for a portable printer, as shown. 